obama wouldn't confirm the nsa was spying on the phone calls of u-s allies like germany's chancellor angela merkel -- but in an interview with the new cable network fusion, he both defended u-s intelligence activities... >> "the national security operations generally have one purpose, and that is to make sure the american people are safe." >> reporter: and conceded.. that maybe, they've gone too far. >> "i'm initiating now a review to make sure what they're able to do doesn't necessarily mean what they should be doing." >> reporter: senior administration officials tell cnn president obama wasn't aware about nsa surveillance of merkel and other close allies until earlier this year -- and when he found out, he ordered a stop to some of the programs. the democratic chairman of the senate intelligence committee dianne feinstein -- usually an ally of the white house -- says that's not good enough and wants a 'total review' of all u-s intelligence programs. european lawmakers are in washington this week pressing the case for limits. the head of the e-u delegation told me e-u citizens find u-s spy